Say goodbye to pesky insects with our revolutionary dog insect repellent.

Our advanced pet ultrasonic insect repellent protects your pet from harmful pests and diseases. This safe and effective product will keep your pet safe and healthy without toxic gases or chemicals. Plus, it's easy to use - hang it on your pet's neck and continuously emit ultrasonic vibrations to repel fleas, mosquitoes, and more.Here's how to use it:1. Open the battery cover and insert the battery or remove the insulation film to start the device.2. When it's time to replace the battery, use a screwdriver to remove the screw and open the battery cover. Remove the old battery and replace it with three new AG13 batteries, ensuring the positive side is facing the same direction.3. The device requires 3 AG13 batteries with a voltage of 4.5v and a current of 20ma.Plus, you can customize your pet's experience with our mode selection feature. There are eight frequency options, allowing you to adjust the repelling mode to suit your pet's needs. It's that simple!Say goodbye to pests like fleas,